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runtime error

Scheduled Pinned Locked Moved C / C++ / MFC
helpdebuggingquestion
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  • M Offline
    M Offline
    mrby123
    wrote on last edited by
    #1

    FILE *f_ptr22[50]; CString ftitle[50]; for (i=0;i<50;i++) { f_ptr22[i]=NULL; } for (i=0;i<nfile;i++) { f_ptr22[i] = fopen(ftitle[i],"r"); } I got "debug Assertion failed at f_ptr22[i] = fopen(ftitle[i],"r"); Expression *file!=_T('\o') Please help: what is the problem here. Code compiled OK. Thanks

    CPalliniC D 2 Replies Last reply
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    • M mrby123

      FILE *f_ptr22[50]; CString ftitle[50]; for (i=0;i<50;i++) { f_ptr22[i]=NULL; } for (i=0;i<nfile;i++) { f_ptr22[i] = fopen(ftitle[i],"r"); } I got "debug Assertion failed at f_ptr22[i] = fopen(ftitle[i],"r"); Expression *file!=_T('\o') Please help: what is the problem here. Code compiled OK. Thanks

      CPalliniC Offline
      CPalliniC Offline
      CPallini
      wrote on last edited by
      #2

      You never initialize ftitle. BTW why do you try to open again and again the same file? :)

      If the Lord God Almighty had consulted me before embarking upon the Creation, I would have recommended something simpler. -- Alfonso the Wise, 13th Century King of Castile.
      This is going on my arrogant assumptions. You may have a superb reason why I'm completely wrong. -- Iain Clarke
      [My articles]

      In testa che avete, signor di Ceprano?

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      • M mrby123

        FILE *f_ptr22[50]; CString ftitle[50]; for (i=0;i<50;i++) { f_ptr22[i]=NULL; } for (i=0;i<nfile;i++) { f_ptr22[i] = fopen(ftitle[i],"r"); } I got "debug Assertion failed at f_ptr22[i] = fopen(ftitle[i],"r"); Expression *file!=_T('\o') Please help: what is the problem here. Code compiled OK. Thanks

        D Offline
        D Offline
        David Crow
        wrote on last edited by
        #3

        Both for() loops use i, why? What is the value of i when the assertion fires?

        "One man's wage rise is another man's price increase." - Harold Wilson

        "Fireproof doesn't mean the fire will never come. It means when the fire comes that you will be able to withstand it." - Michael Simmons

        "Man who follows car will be exhausted." - Confucius

        M 1 Reply Last reply
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        • D David Crow

          Both for() loops use i, why? What is the value of i when the assertion fires?

          "One man's wage rise is another man's price increase." - Harold Wilson

          "Fireproof doesn't mean the fire will never come. It means when the fire comes that you will be able to withstand it." - Michael Simmons

          "Man who follows car will be exhausted." - Confucius

          M Offline
          M Offline
          mrby123
          wrote on last edited by
          #4

          You are right. there was errors I fixed them. Now it works.

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